20838654

素因数分解:

$2^1\times 3^3\times {\mathrm{385901}}^1$

素因数の和:385912

約数の個数: 16

約数和(自身を含む): 46308240

約数和(自身を除く): 25469586

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 385901, 771802, 1157703, 2315406, 3473109, 6946218, 10419327, 20838654]

約数ペア:

[(1, 20838654), (2, 10419327), (3, 6946218), (6, 3473109), (9, 2315406), (18, 1157703), (27, 771802), (54, 385901)]